Subchapter IV. Opportunity to Purchase. § 42–3404.01. Short title. § 42–3404.02. Tenant opportunity to purchase; “sale” defined. § 42–3404.02a. Registration of a tenant organization. § 42–3404.03. Offer of sale. § 42–3404.04. Third party rights. § 42–3404.05. Contract negotiation. § 42–3404.06. Exercise or assignment of rights. § 42–3404.07. Waiver of rights. § 42–3404.08. Right of first refusal. § 42–3404.09. Single-family accommodations. § 42–3404.10. Accommodations with 2 through 4 units. § 42–3404.11. Accommodations with 5 or more units. § 42–3404.12. Exceptions to coverage of subchapter; expiration provisions. § 42–3404.13. Notice to convert; offer to sell. § 42–3404.14. TOPA Application Assistance Pilot Program.